OEModule\PatientTicketing\components\AutoSaveTicket::clear PHP Method

    public static function clear()
    {
        \AutoSave::RemoveAllByPrefix('pt_');
    }

 public function testAutoSaveClear()
 {
     $first_patient_id = 1;
     $second_patient_id = 2;
     $first_queue_id = 1;
     $second_queue_id = 1;
     $data = array('key' => 'value');
     AutoSaveTicket::saveFormData($first_patient_id, $first_queue_id, $data);
     AutoSaveTicket::saveFormData($second_patient_id, $second_queue_id, $data);
     $this->assertNotNull(AutoSaveTicket::getFormData($first_patient_id, $first_queue_id));
     $this->assertNotNull(AutoSaveTicket::getFormData($first_patient_id, $second_queue_id));
     AutoSaveTicket::clear();
     $this->assertNull(AutoSaveTicket::getFormData($first_patient_id, $first_queue_id));
     $this->assertNull(AutoSaveTicket::getFormData($first_patient_id, $second_queue_id));
 }